乙烷

The gas , which is sulphur - free , contains 89 - 99 % methane, up to 6 % ethane, and 3 % propane.

天然气不含硫， 含甲烷88-99%， 乙烷6%和丙烷3%。

Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.

某些苯代 （ 或多苯 ） 环氧乙烷是制取带苯环 （ 或二苯 ） 碳烯的极好原料。

Great quantities of cooling water must be available for condensation of the ethylchloride.

为了凝结氯乙烷气体，必须使用大量的冷却水。

The cloud might be snowing ethane snowflakes into methane lakes below.

云层可能正在向下面的甲烷湖飘落乙烷雪。

And ethylene natural rubber and polymer materials for UV inks and finish.

而天然橡胶和撮不合乙烷材质不不合用UV油墨和上平油。